1,245 prompts matching "work, energy and power"
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Worked Example: The triangle law of vector addition
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Worked Example: Testing two vectors for perpendicularity
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WAEC Prep: The resultant force on a particle given in i and j form
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WAEC Prep: Writing a force as a vector in i and j form
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WAEC Prep: The imaginary unit i, and why i squared is minus one
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Worked Example: Squaring a complex number
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WAEC Prep: The conjugate of a complex number, and how it is written
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Quiz: The product of a complex number and its conjugate
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WAEC Prep: The modulus and the argument taken together
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WAEC Prep: The conjugate shown on an Argand diagram
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WAEC Prep: Plotting a complex number as a point on the Argand plane
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WAEC Prep: Expanding cos of 3 theta using de Moivre's theorem
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Explain Back: Raising a complex number to a power by de Moivre's theorem
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Quiz: The roots of a complex number shown on an Argand diagram
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WAEC Prep: The sum and product of a pair of complex roots
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WAEC Prep: A quadratic whose roots are 2 plus i and 2 minus i
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WAEC Prep: Differentiating a sum of a polynomial and a trigonometric term
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Worked Example: The quotient rule for differentiation
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WAEC Prep: The greatest and least values of a function in a closed interval
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Worked Example: Classifying a stationary point by the sign of the gradient either side
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